20311140480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2687}}^1$

素因数の和:2867

約数の個数: 256

約数和(自身を含む): 67381493760

約数和(自身を除く): 47070353280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 127, 128, 155, 160, 186, 192, 240, 248, 254, 310, 320, 372, 381, 384, 465, 480, 496, 508, 620, 635, 640, 744, 762, 930, 960, 992, 1016, 1240, 1270, 1488, 1524, 1860, 1905, 1920, 1984, 2032, 2480, 2540, 2687, 2976, 3048, 3720, 3810, 3937, 3968, 4064, 4960, 5080, 5374, 5952, 6096, 7440, 7620, 7874, 8061, 8128, 9920, 10160, 10748, 11811, 11904, 12192, 13435, 14880, 15240, 15748, 16122, 16256, 19685, 19840, 20320, 21496, 23622, 24384, 26870, 29760, 30480, 31496, 32244, 39370, 40305, 40640, 42992, 47244, 48768, 53740, 59055, 59520, 60960, 62992, 64488, 78740, 80610, 81280, 83297, 85984, 94488, 107480, 118110, 121920, 125984, 128976, 157480, 161220, 166594, 171968, 188976, 214960, 236220, 243840, 249891, 251968, 257952, 314960, 322440, 333188, 341249, 343936, 377952, 416485, 429920, 472440, 499782, 503936, 515904, 629920, 644880, 666376, 682498, 755904, 832970, 859840, 944880, 999564, 1023747, 1031808, 1249455, 1259840, 1289760, 1332752, 1364996, 1511808, 1665940, 1706245, 1719680, 1889760, 1999128, 2047494, 2498910, 2519680, 2579520, 2665504, 2729992, 3331880, 3412490, 3779520, 3998256, 4094988, 4997820, 5118735, 5159040, 5331008, 5459984, 6663760, 6824980, 7559040, 7996512, 8189976, 9995640, 10237470, 10578719, 10662016, 10919968, 13327520, 13649960, 15993024, 16379952, 19991280, 20474940, 21157438, 21839936, 26655040, 27299920, 31736157, 31986048, 32759904, 39982560, 40949880, 42314876, 43679872, 52893595, 53310080, 54599840, 63472314, 65519808, 79965120, 81899760, 84629752, 105787190, 109199680, 126944628, 131039616, 158680785, 159930240, 163799520, 169259504, 211574380, 218399360, 253889256, 317361570, 327599040, 338519008, 423148760, 507778512, 634723140, 655198080, 677038016, 846297520, 1015557024, 1269446280, 1354076032, 1692595040, 2031114048, 2538892560, 3385190080, 4062228096, 5077785120, 6770380160, 10155570240, 20311140480]

約数ペア:

[(1, 20311140480), (2, 10155570240), (3, 6770380160), (4, 5077785120), (5, 4062228096), (6, 3385190080), (8, 2538892560), (10, 2031114048), (12, 1692595040), (15, 1354076032), (16, 1269446280), (20, 1015557024), (24, 846297520), (30, 677038016), (31, 655198080), (32, 634723140), (40, 507778512), (48, 423148760), (60, 338519008), (62, 327599040), (64, 317361570), (80, 253889256), (93, 218399360), (96, 211574380), (120, 169259504), (124, 163799520), (127, 159930240), (128, 158680785), (155, 131039616), (160, 126944628), (186, 109199680), (192, 105787190), (240, 84629752), (248, 81899760), (254, 79965120), (310, 65519808), (320, 63472314), (372, 54599840), (381, 53310080), (384, 52893595), (465, 43679872), (480, 42314876), (496, 40949880), (508, 39982560), (620, 32759904), (635, 31986048), (640, 31736157), (744, 27299920), (762, 26655040), (930, 21839936), (960, 21157438), (992, 20474940), (1016, 19991280), (1240, 16379952), (1270, 15993024), (1488, 13649960), (1524, 13327520), (1860, 10919968), (1905, 10662016), (1920, 10578719), (1984, 10237470), (2032, 9995640), (2480, 8189976), (2540, 7996512), (2687, 7559040), (2976, 6824980), (3048, 6663760), (3720, 5459984), (3810, 5331008), (3937, 5159040), (3968, 5118735), (4064, 4997820), (4960, 4094988), (5080, 3998256), (5374, 3779520), (5952, 3412490), (6096, 3331880), (7440, 2729992), (7620, 2665504), (7874, 2579520), (8061, 2519680), (8128, 2498910), (9920, 2047494), (10160, 1999128), (10748, 1889760), (11811, 1719680), (11904, 1706245), (12192, 1665940), (13435, 1511808), (14880, 1364996), (15240, 1332752), (15748, 1289760), (16122, 1259840), (16256, 1249455), (19685, 1031808), (19840, 1023747), (20320, 999564), (21496, 944880), (23622, 859840), (24384, 832970), (26870, 755904), (29760, 682498), (30480, 666376), (31496, 644880), (32244, 629920), (39370, 515904), (40305, 503936), (40640, 499782), (42992, 472440), (47244, 429920), (48768, 416485), (53740, 377952), (59055, 343936), (59520, 341249), (60960, 333188), (62992, 322440), (64488, 314960), (78740, 257952), (80610, 251968), (81280, 249891), (83297, 243840), (85984, 236220), (94488, 214960), (107480, 188976), (118110, 171968), (121920, 166594), (125984, 161220), (128976, 157480)]